Add 9/28 and 50/70
9/28 + 50/70 is 29/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
9/28 = 9 × 5/28 × 5 = 45/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
50/70 = 50 × 2/70 × 2 = 100/140 - Add the two like fractions:
45/140 + 100/140 = 45 + 100/140 = 145/140 - 145/140 simplified gives 29/28
- So, 9/28 + 50/70 = 29/28
In mixed form: 11/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/28+50/70 9/56+50/70 27/28+50/70 9/84+50/70 45/28+50/70 63/28+50/70